28404656

素因数分解:

$2^4\times 7^1\times {\mathrm{253613}}^1$

素因数の和:253628

約数の個数: 20

約数和(自身を含む): 62896272

約数和(自身を除く): 34491616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 253613, 507226, 1014452, 1775291, 2028904, 3550582, 4057808, 7101164, 14202328, 28404656]

約数ペア:

[(1, 28404656), (2, 14202328), (4, 7101164), (7, 4057808), (8, 3550582), (14, 2028904), (16, 1775291), (28, 1014452), (56, 507226), (112, 253613)]